Betrayal at Antara The chest just south of Isten (A short distance down the road and left of the road) The chest near this town has a colour coded lock. Following the instructions in the manual, you have to change a blue bead and a yellow bead into three purple beads. The sequence of exchanges is as follows: 1 yellow --> 1 purple, 1 green 1 blue --> 2 red, 1 purple 1 red, 1 green --> 1 blue, 1 yellow 1 blue, 1 yellow, 1 red --> 1 purple Sue - o -